What is the cheapest airline that flies from Lambert-St Louis to Canada?

American Airlines and United Airlines are the most popular carriers operating from Lambert-St Louis to Canada

How many flights depart from St. Louis to Canada on average per week?

The number of flights available between St. Louis and Canada is 12 per week as of November 2025. The most frequent departure day is Tue, with 17% of weekly flights leaving on this day.

How many flights depart from St. Louis to Canada on average per day?

As of November 2025, 1 flights take off from St. Louis and land in Canada each day. The most common flight departure time for this route is 4:00p.m., with 100% of daily flights taking off in the afternoon.

When did momondo last update prices for flights from Lambert-St Louis Airport to Canada?

Prices for flights from Lambert-St Louis Airport to Canada are updated daily.

How many operators does momondo search for flights from Lambert-St Louis Airport to Canada?

As of November 2025, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Canada.

How old do you have to be to fly from Lambert-St Louis Airport to Canada?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Canada.

What documentation or ID do you need to fly to Canada?

The travel and health documents you'll need for your trip to Canada may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Canada. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 155 Cheap Flights from St. Louis to Canada in 2025/26

1 adult

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:16 p.m. - 10:20 p.m.STL-YVR

11h 04m1 stop

7:45 p.m. - 9:47 a.m.YVR-STL

12h 02m2 stops

C$ 371Multiple Airlines

Find Deal

Mon, 8 Dec - Thu, 11 Dec

10:42 a.m. - 2:40 p.m.STL-YYZ

26h 58m2 stops

7:15 a.m. - 10:33 p.m.YYZ-STL

16h 18m1 stop

C$ 371Multiple Airlines

Find Deal

Fri, 12 Dec - Mon, 15 Dec

6:33 p.m. - 10:57 a.m.STL-YYZ

15h 24m1 stop

6:00 a.m. - 1:49 p.m.YYZ-STL

8h 49m1 stop

C$ 389American Airlines

Find Deal

Sat, 14 Feb - Sat, 21 Feb

5:15 a.m. - 4:03 p.m.STL-YYZ

9h 48m1 stop

6:00 a.m. - 4:50 p.m.YYZ-STL

11h 50m1 stop

C$ 394American Airlines

Find Deal

Thu, 4 Dec - Wed, 10 Dec

4:05 p.m. - 12:04 a.m.STL-YHZ

5h 59m1 stop

9:00 a.m. - 3:24 p.m.YHZ-STL

8h 24m1 stop

C$ 467Air Canada

Find Deal

Tue, 7 Apr - Wed, 8 Apr

4:05 p.m. - 12:04 a.m.STL-YHZ

5h 59m1 stop

6:55 a.m. - 3:24 p.m.YHZ-STL

10h 29m2 stops

C$ 474Air Canada

Find Deal

Tue, 7 Apr - Wed, 8 Apr

2:20 p.m. - 11:59 p.m.STL-YVR

11h 39m2 stops

6:15 a.m. - 7:10 p.m.YVR-STL

10h 55m2 stops

C$ 485Delta

Find Deal

Fri, 5 Dec - Fri, 12 Dec

7:00 a.m. - 6:45 p.m.STL-YVR

13h 45m1 stop

7:55 a.m. - 11:56 p.m.YVR-STL

14h 01m1 stop

C$ 487Alaska Airlines

Find Deal

Tue, 3 Mar - Wed, 4 Mar

6:00 a.m. - 10:57 a.m.STL-YVR

6h 57m1 stop

11:40 a.m. - 11:27 p.m.YVR-STL

9h 47m2 stops

C$ 501Delta

Find Deal

Sat, 29 Nov - Sat, 6 Dec

2:50 p.m. - 4:45 p.m.STL-YVR

27h 55m1 stop

5:45 p.m. - 1:54 p.m.YVR-STL

18h 09m1 stop

C$ 530Alaska Airlines

Find Deal

Thu, 22 Jan - Mon, 26 Jan

American Airlines flights from St. Louis to Canada

Our best American Airlines deals on St. Louis to Canada flight tickets

American Airlines

14 Feb

STL6:33 p.m.Lambert-St Louis

15h 24m

1 stop

YYZ10:57 a.m.Toronto Pearson Intl

21 Feb

YYZ6:00 a.m.Toronto Pearson Intl

8h 49m

1 stop

STL1:49 p.m.Lambert-St Louis

C$ 389

Find similar

American Airlines

4 Dec

STL5:15 a.m.Lambert-St Louis

9h 48m

1 stop

YYZ4:03 p.m.Toronto Pearson Intl

10 Dec

YYZ6:00 a.m.Toronto Pearson Intl

11h 50m

1 stop

STL4:50 p.m.Lambert-St Louis

C$ 394

Find similar

American Airlines

14 Jan

STL6:00 a.m.Lambert-St Louis

14h 23m

1 stop

YYZ9:23 p.m.Toronto Pearson Intl

17 Jan

YYZ5:15 p.m.Toronto Pearson Intl

17h 09m

1 stop

STL9:24 a.m.Lambert-St Louis

C$ 532

Find similar

Delta flights from St. Louis to Canada

Our best Delta deals on St. Louis to Canada flight tickets

Delta

5 Dec

STL2:20 p.m.Lambert-St Louis

11h 39m

2 stops

YVR11:59 p.m.Vancouver Intl

12 Dec

YVR6:15 a.m.Vancouver Intl

10h 55m

2 stops

STL7:10 p.m.Lambert-St Louis

C$ 485

Find similar

Delta

29 Nov

STL6:00 a.m.Lambert-St Louis

6h 57m

1 stop

YVR10:57 a.m.Vancouver Intl

6 Dec

YVR11:40 a.m.Vancouver Intl

9h 47m

2 stops

STL11:27 p.m.Lambert-St Louis

C$ 501

Find similar

Delta

22 Jan

STL7:00 a.m.Lambert-St Louis

13h 44m

2 stops

YVR6:44 p.m.Vancouver Intl

26 Jan

YVR6:20 a.m.Vancouver Intl

13h 18m

2 stops

STL9:38 p.m.Lambert-St Louis

C$ 528

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Mon 8/12

1:16 p.m.-10:20 p.m.

1 stop11h 04m

Vancouver Intl

Thu 11/12

7:45 p.m.-9:47 a.m.

2 stops12h 02m

C$ 371

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Fri 12/12

10:42 a.m.-2:40 p.m.

2 stops26h 58m

Toronto Pearson Intl

Mon 15/12

7:15 a.m.-10:33 p.m.

1 stop16h 18m

C$ 371

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Sat 14/2

6:33 p.m.-10:57 a.m.

1 stop15h 24m

Toronto Pearson Intl

Sat 21/2

6:00 a.m.-1:49 p.m.

1 stop8h 49m

C$ 389

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 4/12

5:15 a.m.-4:03 p.m.

1 stop9h 48m

Toronto Pearson Intl

Wed 10/12

6:00 a.m.-4:50 p.m.

1 stop11h 50m

C$ 394

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 7/4

4:05 p.m.-12:04 a.m.

1 stop5h 59m

Halifax Intl

Wed 8/4

9:00 a.m.-3:24 p.m.

1 stop8h 24m

C$ 467

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 7/4

4:05 p.m.-12:04 a.m.

1 stop5h 59m

Halifax Intl

Wed 8/4

6:55 a.m.-3:24 p.m.

2 stops10h 29m

C$ 474

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Fri 5/12

2:20 p.m.-11:59 p.m.

2 stops11h 39m

Vancouver Intl

Fri 12/12

6:15 a.m.-7:10 p.m.

2 stops10h 55m

C$ 485

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Tue 3/3

7:00 a.m.-6:45 p.m.

1 stop13h 45m

Vancouver Intl

Wed 4/3

7:55 a.m.-11:56 p.m.

1 stop14h 01m

C$ 487

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Sat 29/11

6:00 a.m.-10:57 a.m.

1 stop6h 57m

Vancouver Intl

Sat 6/12

11:40 a.m.-11:27 p.m.

2 stops9h 47m

C$ 501

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Thu 22/1

2:50 p.m.-4:45 p.m.

1 stop27h 55m

Vancouver Intl

Mon 26/1

5:45 p.m.-1:54 p.m.

1 stop18h 09m

C$ 530

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Canada

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Canada?

In general, January is the cheapest month to fly from St. Louis to Canada. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 405. If you’re not able to fly to Canada in January, then April is your next best option. Flight prices from St. Louis to Canada during April average around C$ 443.

What is the cheapest day to depart on your flight to Canada?

Our data shows that Friday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as C$ 523. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around C$ 946. These prices are subject to change though, so be sure to set up a Price Alert for flights to Canada.

What is the cheapest time of day to depart on your flight to Canada?

According to our data, the cheapest time of day to fly to Canada is at noon. momondo users have found flights departing from St. Louis to Canada at noon for as low as C$ 605. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Canada, so prices are often more expensive at around C$ 783 per ticket.

What is the cheapest Lambert-St Louis to Canada flight route?

Fly from Lambert-St Louis to Toronto Pearson Intl for the best Lambert-St Louis - Canada flight prices

How far in advance should I book a flight to Canada?

You are more likely to see cheaper flights to Canada from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Canada for around C$ 691 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Canada from St. Louis for as low as C$ 312 on momondo.

What cabin class options are available on Lambert-St Louis to Canada flights?

There is only 1 cabin class available to choose from on Lambert-St Louis to Canada flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Canada flights?

You could potentially save up to 26% on your flight if you consider stops on a St. Louis to Canada flight.

Cheap St. Louis to Canada flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Canada

Best price found	C$ 478
Fastest flight time	1h 55m
Direct flights	Every day
Airports in Canada	2 airports

The best flight deal from St. Louis to Canada found on momondo in the last 72 hours is C$ 478

The fastest flight from St. Louis to Canada takes 1h 55m

Direct flights go from St. Louis to Canada every day.

There are 2 airports near Canada: Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ)

Search flight deals

When did momondo last update prices for flights from Lambert-St Louis Airport to Canada?
Prices for flights from Lambert-St Louis Airport to Canada are updated daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Canada?
As of November 2025, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Canada.
How old do you have to be to fly from Lambert-St Louis Airport to Canada?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Canada.
What documentation or ID do you need to fly to Canada?
The travel and health documents you'll need for your trip to Canada may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Canada. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from St. Louis to Canada?
Based on momondo bookings for flights between St. Louis and Canada, the leading plane model is Canadair (Bombardier) Regional Jet 900, making up 51.89% of the total bookings. Other popular models include Embraer 175 with 15.14%, Boeing 787-8 Dreamliner with 6.49%, and Airbus A330-300 with 4.86%.

Best airlines flying from St. Louis to Canada

Compare and see reviews for airlines that fly from St. Louis to Canada with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 307	Free Cancellation	Rating 7.1 10,416 reviews		Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Canada?

It is quick and easy to find St. Louis to Canada flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Canada that suits you.

Can I find flights from St. Louis to Canada with flexible booking policies on momondo?

Yes. All flights to Canada from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Canada?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Canada.

I’m not ready to book a flight from St. Louis to Canada right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Canada now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Canada and let you know when they change.

An easier way to manage your Canada trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Canada

Popular Cities in Canada

Flights to Torontofrom C$ 90

Flights to Vancouverfrom C$ 72

Flights to Montrealfrom C$ 134

Flights to Calgaryfrom C$ 82

Flights to Ottawafrom C$ 205

Flights to Winnipegfrom C$ 130

Flights to Halifaxfrom C$ 114

Flights to Kelownafrom C$ 73

Flights to Saskatoonfrom C$ 152

Flights to Reginafrom C$ 171

Flights to St. John'sfrom C$ 274

Flights to Québec Cityfrom C$ 295

Cheap flights from St. Louis to Canada from C$ 155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Canada departing on 14/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from St. Louis to Canada

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Cheap last-minute flights

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American Airlines flights from St. Louis to Canada

Our best American Airlines deals on St. Louis to Canada flight tickets

Delta flights from St. Louis to Canada

Our best Delta deals on St. Louis to Canada flight tickets

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How to get the cheapest flight ticket from St. Louis to Canada

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Canada?

What is the cheapest day to depart on your flight to Canada?

What is the cheapest time of day to depart on your flight to Canada?

What is the cheapest Lambert-St Louis to Canada flight route?

Fly from Lambert-St Louis to Toronto Pearson Intl for the best Lambert-St Louis - Canada flight prices

How far in advance should I book a flight to Canada?

What cabin class options are available on Lambert-St Louis to Canada flights?

There is only 1 cabin class available to choose from on Lambert-St Louis to Canada flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Canada flights?

You could potentially save up to 26% on your flight if you consider stops on a St. Louis to Canada flight.

What is the cheapest airline that flies from Lambert-St Louis to Canada?

American Airlines and United Airlines are the most popular carriers operating from Lambert-St Louis to Canada

How many flights depart from St. Louis to Canada on average per day?

As of November 2025, 1 flights take off from St. Louis and land in Canada each day. The most common flight departure time for this route is 4:00p.m., with 100% of daily flights taking off in the afternoon.

How many flights depart from St. Louis to Canada on average per week?

The number of flights available between St. Louis and Canada is 12 per week as of November 2025. The most frequent departure day is Tue, with 17% of weekly flights leaving on this day.

Cheap St. Louis to Canada flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Canada

Best price found

Fastest flight time

Direct flights

Airports in Canada

When did momondo last update prices for flights from Lambert-St Louis Airport to Canada?

How many operators does momondo search for flights from Lambert-St Louis Airport to Canada?

How old do you have to be to fly from Lambert-St Louis Airport to Canada?

What documentation or ID do you need to fly to Canada?

What is the most popular plane model from St. Louis to Canada?

Best airlines flying from St. Louis to Canada

Compare and see reviews for airlines that fly from St. Louis to Canada with momondo

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Canada?

Can I find flights from St. Louis to Canada with flexible booking policies on momondo?

How can momondo help me find flights from St. Louis to Canada?

I’m not ready to book a flight from St. Louis to Canada right now. Can momondo alert me if prices change?

An easier way to manage your Canada trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Popular Cities in Canada

Popular flights according to clicks in the last 7 days on momondo